From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 22BF2134B1 for ; Tue, 24 Oct 2023 13:40:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="IMnBi4fA" Received: by smtp.kernel.org (Postfix) with ESMTPS id 9BD39C433CA; Tue, 24 Oct 2023 13:40:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1698154823; bh=GuoeLtNsixLSsGotdqVqSnXzqMDuAs393mlNbp65ecU=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=IMnBi4fAgNmzTXNWLENOiDt/X11Fjy7zhHGnHacRk304p54dZf7+bGBu771HipL1B Wd3eBJexyT63LtyrtplaA8D3Y2D9vn4JFCP2LSFQU+706pcZeyBeZq/Q67Mkc3PzPP ffjARFdFeUvu5EwCjsfAot61CqhUUrFEJdhZ9Y0JTdDDwY+lGyKjqmz3r8BRbmsOhy 3DCzRiTsDO/ECLR1+qdGVgTM7Q0V5vgBDulCYmRAOdz33Zx3qlGl+Pd3z+iHAReUDg qra4N/RbY1uKPT2g9M7SNpd1Pw94tnM+CLSX8XjG076awUOZfHFD6lhrIk5xKysXWP sPhEBu/k50u6g== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 82AC4C04D3F; Tue, 24 Oct 2023 13:40:23 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v4 bpf-next 0/7] BPF register bounds logic and testing improvements From: patchwork-bot+netdevbpf@kernel.org Message-Id: <169815482353.9646.13398548339433732959.git-patchwork-notify@kernel.org> Date: Tue, 24 Oct 2023 13:40:23 +0000 References: <20231022205743.72352-1-andrii@kernel.org> In-Reply-To: <20231022205743.72352-1-andrii@kernel.org> To: Andrii Nakryiko Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, martin.lau@kernel.org, kernel-team@meta.com Hello: This series was applied to bpf/bpf-next.git (master) by Daniel Borkmann : On Sun, 22 Oct 2023 13:57:36 -0700 you wrote: > This patch set adds a big set of manual and auto-generated test cases > validating BPF verifier's register bounds tracking and deduction logic. See > details in the last patch. > > To make this approach work, BPF verifier's logic needed a bunch of > improvements to handle some cases that previously were not covered. This had > no implications as to correctness of verifier logic, but it was incomplete > enough to cause significant disagreements with alternative implementation of > register bounds logic that tests in this patch set implement. So we need BPF > verifier logic improvements to make all the tests pass. > > [...] Here is the summary with links: - [v4,bpf-next,1/7] bpf: improve JEQ/JNE branch taken logic https://git.kernel.org/bpf/bpf-next/c/42d31dd601fa - [v4,bpf-next,2/7] bpf: derive smin/smax from umin/max bounds (no matching commit) - [v4,bpf-next,3/7] bpf: enhance subregister bounds deduction logic (no matching commit) - [v4,bpf-next,4/7] bpf: improve deduction of 64-bit bounds from 32-bit bounds (no matching commit) - [v4,bpf-next,5/7] bpf: try harder to deduce register bounds from different numeric domains (no matching commit) - [v4,bpf-next,6/7] bpf: drop knowledge-losing __reg_combine_{32,64}_into_{64,32} logic (no matching commit) - [v4,bpf-next,7/7] selftests/bpf: BPF register range bounds tester (no matching commit) You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html